{"product_id":"0281-003c","title":"Mastercool 0281-003C — Ball Valve 1\/8\" NPT-F x 1\/4\" FL-F","description":"\u003ch1\u003eMastercool 0281-003C — Ball Valve 1\/8\" NPT-F x 1\/4\" FL-F\u003c\/h1\u003e\u003cp\u003eProfessional brass ball valve fitting with 1\/8\" NPT female thread on one end and 1\/4\" flare female connection on the other. Essential component for manifold gauge sets, recovery machines, and HVAC\/R service equipment requiring reliable shut-off control.\u003c\/p\u003e\u003ch2\u003eKey Features:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Connection Types\u003c\/strong\u003e – 1\/8\" NPT-F x 1\/4\" FL-F for versatile applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBall Valve Design\u003c\/strong\u003e – Quarter-turn operation for quick on\/off control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrass Construction\u003c\/strong\u003e – Corrosion-resistant, durable material\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Quality\u003c\/strong\u003e – Built to Mastercool standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeak-Free Operation\u003c\/strong\u003e – Reliable sealing for refrigerant systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Design\u003c\/strong\u003e – Space-efficient installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eModel: 0281-003C\u003c\/li\u003e\n\u003cli\u003eType: Ball valve fitting\u003c\/li\u003e\n\u003cli\u003eConnection 1: 1\/8\" NPT female thread\u003c\/li\u003e\n\u003cli\u003eConnection 2: 1\/4\" flare female (FL-F)\u003c\/li\u003e\n\u003cli\u003eMaterial: Brass\u003c\/li\u003e\n\u003cli\u003eOperation: Quarter-turn ball valve\u003c\/li\u003e\n\u003cli\u003eWeight: 10 kg (shipping weight)\u003c\/li\u003e\n\u003cli\u003eSKU: 0281-003C\u003c\/li\u003e\n\u003cli\u003eHS Code: 84818081\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatible Equipment:\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eRecovery Machines:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/products\/10843739750734\"\u003e69500 RecoveryMate — Moisture \u0026amp; Oil Separator System\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eManifold Gauge Sets:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/9673648079182\"\u003e33636-EBC2 — Brass Manifold Set 80mm with Hoses \u0026amp; Case\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/10830588936526\"\u003e33636-MB — Brass Manifold Set 80mm with 3 x 90cm Hoses\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/9673647980878\"\u003e93636-E — Aluminium Manifold Set 63mm with 3 x 90cm Hoses\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eManifold gauge set shut-off control\u003c\/li\u003e\n\u003cli\u003eRecovery machine connections\u003c\/li\u003e\n\u003cli\u003eService equipment isolation valves\u003c\/li\u003e\n\u003cli\u003eRefrigerant line control\u003c\/li\u003e\n\u003cli\u003eHVAC\/R system modifications\u003c\/li\u003e\n\u003cli\u003eCustom service equipment builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is a Ball Valve?\u003c\/h2\u003e\u003cp\u003eA ball valve uses a spherical ball with a hole through the centre to control flow. When the handle is turned 90 degrees (quarter-turn), the hole aligns with the flow path (open position) or blocks it (closed position). This design provides quick, reliable shut-off with minimal pressure drop when open.\u003c\/p\u003e\u003ch2\u003eWhy Use Ball Valves in HVAC\/R?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick Operation\u003c\/strong\u003e – Quarter-turn for instant on\/off control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Sealing\u003c\/strong\u003e – Positive shut-off prevents refrigerant loss\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Pressure Drop\u003c\/strong\u003e – Full-bore design when open\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable\u003c\/strong\u003e – Fewer moving parts than other valve types\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisual Indication\u003c\/strong\u003e – Handle position shows valve status\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eConnection Types Explained:\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e1\/8\" NPT-F (National Pipe Thread Female):\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTapered thread for pipe connections\u003c\/li\u003e\n\u003cli\u003eCommon on manifold bodies and equipment ports\u003c\/li\u003e\n\u003cli\u003eRequires thread sealant or PTFE tape\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003e1\/4\" FL-F (Flare Female):\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e45-degree flare connection\u003c\/li\u003e\n\u003cli\u003eStandard for HVAC\/R charging hoses\u003c\/li\u003e\n\u003cli\u003eUses flare gasket for sealing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation:\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eApply PTFE tape or thread sealant to NPT male fitting\u003c\/li\u003e\n\u003cli\u003eThread NPT connection hand-tight, then wrench-tighten\u003c\/li\u003e\n\u003cli\u003eInstall flare gasket on flare connection\u003c\/li\u003e\n\u003cli\u003eConnect flare fitting and tighten securely\u003c\/li\u003e\n\u003cli\u003eTest for leaks before pressurising system\u003c\/li\u003e\n\u003c\/ol\u003e\u003ch2\u003eMaintenance:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOperate valve periodically to prevent seizing\u003c\/li\u003e\n\u003cli\u003eInspect for leaks regularly\u003c\/li\u003e\n\u003cli\u003eReplace if valve becomes difficult to operate\u003c\/li\u003e\n\u003cli\u003eKeep threads clean and free from debris\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003eProfessional Quality:\u003c\/strong\u003e Mastercool ball valves are manufactured to professional standards for reliable, leak-free operation in demanding HVAC\/R service environments.\u003c\/p\u003e","brand":"Mastercool","offers":[{"title":"Default Title","offer_id":57164118393209,"sku":"0281-003C","price":22.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/0158\/3481\/files\/0281-003C.png?v=1777443387","url":"https:\/\/www.airconspares.com\/products\/0281-003c","provider":"Airconspares.com","version":"1.0","type":"link"}